1. Current chemical concepts of acids and bases and their application to anionic (“acid”) and cationic (“basic”) dyes

   • H. Puchtler
   • S. N. Meloan
   • M. Spencer

   OriginalPaper Pages: 301 - 306

2. Fine-granular cationic iron colloid

   • S. Seno
   • M. Akita
   • T. Tsujii

   OriginalPaper Pages: 307 - 312

3. VIP like immunoreactive nerves in human respiratory tract

   • A. Laitinen
   • M. Partanen
   • L. A. Laitinen

   OriginalPaper Pages: 313 - 319

4. Increased sensitivity in immunocytochemistry

   • L. Scopsi
   • L. -I. Larsson

   OriginalPaper Pages: 321 - 329

5. Microfluorometric estimates of proteins associated with murine hepatocyte and thymocyte nuclei, residual structures, and nuclear matrix derivatives

   • S. K. Curtis
   • R. R. Cowden

   OriginalPaper Pages: 331 - 339

6. Patterns of enzyme activities in the gills of the catfish Heteropneustes fossilis (Bloch) exposed to the anionactive detergent Na-alkyl-benzenesulphonate (LAS)

   • G. Zaccone
   • S. Fasulo
   • A. Licata

   OriginalPaper Pages: 341 - 343

7. Ultrastructural distribution of peroxidase in thrombocytes of mammals and submammals

   • T. Daimon
   • Y. Gotoh
   • K. Uchida

   OriginalPaper Pages: 345 - 350

8. Subcellular localization of serotonin immunoreactivity in rat enterochromaffin cells

   • O. Nilsson
   • L. E. Ericson
   • H. Ahlman

   OriginalPaper Pages: 351 - 355

9. Detection of glucagon in pancreatic A-cells by monoclonal antibodies

   • J. Metz
   • B. Ruschemeier
   • G. Moldenhauer

   OriginalPaper Pages: 357 - 361

10. The involvement of nucleosomes in Giemsa staining of chromosomes

    • P. van Duijn
    • A. C. van Prooijen-Knegt
    • M. van der Ploeg

    OriginalPaper Pages: 363 - 376

11. Localization of enkephalins in adrenaline cells and the nerves innervating adrenaline cells in rat adrenal medulla

    • M. Pelto-Huikko
    • T. Salminen
    • A. Hervonen

    OriginalPaper Pages: 377 - 383

12. Immunohistochemical demonstration of catecholaminergic cell bodies in the spinal cord of the rat

    • M. Dietl
    • M. Arluison
    • J. Thibault

    OriginalPaper Pages: 385 - 389

13. Immunoautoradiographic and protein-A/gold labelling experiments for localization of pollen allergens using antisera from atopic human individuals

    • H. G. Fromme
    • M. Grote
    • K. Kalveram

    OriginalPaper Pages: 391 - 396

14. Histochemical demonstration of exopeptidases in the rat visceral yolk-sac epithelium

    • P. Kugler
    • A. Huber

    OriginalPaper Pages: 397 - 400